sample[lwk@qwfys:~]$ mongo -u lanzhou mongodb://vm88.lan/lanzhouMongoDB shell version v4.2.8Enter password: connecting to: mongodb...

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insert & read data to mongodb> use lanzhouswitched to db lanzhou> db.wuwei.save( { a: 1 } )WriteResult({ "nInserted" : 1 })> db.wu...

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文档解释ORA-26851: Unable to connect to apply string because it has connected to another capture.Cause: Another capture...

文档解释ORA-03245: Tablespace has to be dictionary managed, online and permanent to be able to migrateCause: Tablespace was...

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问题：      下载最新版本5.4 Unity3D 安装好后 打开unity 会出现 ”Failed to query D3D11 context for ID3DUserDefinedAnnotation interface (hr  ...

python code  rsync #!/usr/bin/env pyt hon #wraps up rsync to synchronize two directories  from subprocess import call im...

Here we see that the Perl Compatible Regular Expression (PCRE) library is being used. Success.At this point you could do...

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how to move a MediaWiki wiki from one server to another...

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最近在看Thomas Kyte的,在定制环境的时候，运行以下脚本，出现问题： scott@SHENZHEN> grant select any table to scott; scott@SHENZHEN> creat...

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